5,7-dimethoxy-3,3-dimethyl-2H-phenalen-1-one

(2-oxo-1H-quinolin-4-yl) 3-methylbut-2-enoate

(4-oxo-3-propan-2-ylideneazetidin-2-yl) acetate

3,4-二氢-2,2,5,7,8-五甲基-2H-1-苯并吡喃-6-酚

Radermachol